80786040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{199}}^2$

素因数の和:429

約数の個数: 96

約数和(自身を含む): 257910480

約数和(自身を除く): 177124440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 199, 204, 255, 340, 398, 408, 510, 597, 680, 796, 995, 1020, 1194, 1592, 1990, 2040, 2388, 2985, 3383, 3980, 4776, 5970, 6766, 7960, 10149, 11940, 13532, 16915, 20298, 23880, 27064, 33830, 39601, 40596, 50745, 67660, 79202, 81192, 101490, 118803, 135320, 158404, 198005, 202980, 237606, 316808, 396010, 405960, 475212, 594015, 673217, 792020, 950424, 1188030, 1346434, 1584040, 2019651, 2376060, 2692868, 3366085, 4039302, 4752120, 5385736, 6732170, 8078604, 10098255, 13464340, 16157208, 20196510, 26928680, 40393020, 80786040]

約数ペア:

[(1, 80786040), (2, 40393020), (3, 26928680), (4, 20196510), (5, 16157208), (6, 13464340), (8, 10098255), (10, 8078604), (12, 6732170), (15, 5385736), (17, 4752120), (20, 4039302), (24, 3366085), (30, 2692868), (34, 2376060), (40, 2019651), (51, 1584040), (60, 1346434), (68, 1188030), (85, 950424), (102, 792020), (120, 673217), (136, 594015), (170, 475212), (199, 405960), (204, 396010), (255, 316808), (340, 237606), (398, 202980), (408, 198005), (510, 158404), (597, 135320), (680, 118803), (796, 101490), (995, 81192), (1020, 79202), (1194, 67660), (1592, 50745), (1990, 40596), (2040, 39601), (2388, 33830), (2985, 27064), (3383, 23880), (3980, 20298), (4776, 16915), (5970, 13532), (6766, 11940), (7960, 10149)]